Pith Number

pith:53Q5JUPV

pith:2019:53Q5JUPVVBPYB2LTIWOGCFLTWL

not attested not anchored not stored refs pending

Few-shot brain segmentation from weakly labeled data with deep heteroscedastic multi-task networks

Christian Rummel, Mauricio Reyes, Michael Rebsamen, Raphael Meier, Richard McKinley, Roland Wiest

arxiv:1904.02436 v1 · 2019-04-04 · cs.LG · eess.IV · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{53Q5JUPVVBPYB2LTIWOGCFLTWL}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-17T23:49:23.686408Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eee1d4d1f5a85f80e973459c611573b2c973c77f36ca746c7064c283b46ae4ce

Aliases

arxiv: 1904.02436 · arxiv_version: 1904.02436v1 · doi: 10.48550/arxiv.1904.02436 · pith_short_12: 53Q5JUPVVBPY · pith_short_16: 53Q5JUPVVBPYB2LT · pith_short_8: 53Q5JUPV

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/53Q5JUPVVBPYB2LTIWOGCFLTWL \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: eee1d4d1f5a85f80e973459c611573b2c973c77f36ca746c7064c283b46ae4ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "496eb627d1c886e38420e80f23627b15ccff98ce096b312d2ea701b689f6fb62",
    "cross_cats_sorted": [
      "eess.IV",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-04-04T09:56:02Z",
    "title_canon_sha256": "4b1db5306a496a90f565177a86bfe37694ff14e748b204523dfaefd4d69e5028"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.02436",
    "kind": "arxiv",
    "version": 1
  }
}